./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/reducercommutativity/sum05-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/sum05-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 11bff2dc480380b1206bedd51506b0437b9af4529e78b5beefb811437146f17f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:10,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:10,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:10,596 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:10,597 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:10,598 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:10,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:10,603 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:10,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:10,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:10,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:10,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:10,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:10,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:10,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:10,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:10,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:10,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:10,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:10,625 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:10,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:10,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:10,639 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:10,640 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:10,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:10,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:10,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:10,656 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:10,656 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:10,658 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:10,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:10,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:10,662 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:10,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:10,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:10,665 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:10,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:10,666 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:10,666 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:10,671 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:10,672 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:10,673 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:50:10,720 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:10,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:10,724 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:10,724 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:10,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:10,725 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:10,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:10,726 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:10,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:10,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:10,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:10,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:10,734 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:10,734 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:10,734 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:10,735 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:10,735 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:10,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:10,735 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:10,736 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:10,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:10,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:10,736 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:10,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:10,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:10,737 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:10,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:10,737 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:10,738 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11bff2dc480380b1206bedd51506b0437b9af4529e78b5beefb811437146f17f [2021-11-23 15:50:11,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:11,078 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:11,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:11,083 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:11,084 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:11,085 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/reducercommutativity/sum05-2.i [2021-11-23 15:50:11,183 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/data/2f206fc67/99e68e0575244c949833f650c271a549/FLAGc72344db6 [2021-11-23 15:50:11,603 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:11,604 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/sv-benchmarks/c/reducercommutativity/sum05-2.i [2021-11-23 15:50:11,613 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/data/2f206fc67/99e68e0575244c949833f650c271a549/FLAGc72344db6 [2021-11-23 15:50:12,000 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/data/2f206fc67/99e68e0575244c949833f650c271a549 [2021-11-23 15:50:12,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:12,004 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:12,029 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:12,029 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:12,033 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:12,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:12" (1/1) ... [2021-11-23 15:50:12,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d7f01a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:12, skipping insertion in model container [2021-11-23 15:50:12,036 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:12" (1/1) ... [2021-11-23 15:50:12,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:12,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:12,293 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/sv-benchmarks/c/reducercommutativity/sum05-2.i[1271,1284] [2021-11-23 15:50:12,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:12,307 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:12,347 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/sv-benchmarks/c/reducercommutativity/sum05-2.i[1271,1284] [2021-11-23 15:50:12,352 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:12,367 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:12,368 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:12 WrapperNode [2021-11-23 15:50:12,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:12,370 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:12,370 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:12,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:12,379 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:12" (1/1) ... [2021-11-23 15:50:12,398 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:12" (1/1) ... [2021-11-23 15:50:12,423 INFO L137 Inliner]: procedures = 16, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 67 [2021-11-23 15:50:12,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:12,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:12,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:12,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:12,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:12" (1/1) ... [2021-11-23 15:50:12,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:12" (1/1) ... [2021-11-23 15:50:12,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:12" (1/1) ... [2021-11-23 15:50:12,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:12" (1/1) ... [2021-11-23 15:50:12,456 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:12" (1/1) ... [2021-11-23 15:50:12,460 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:12" (1/1) ... [2021-11-23 15:50:12,466 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:12" (1/1) ... [2021-11-23 15:50:12,473 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:12,474 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:12,475 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:12,475 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:12,477 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:12" (1/1) ... [2021-11-23 15:50:12,484 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:12,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:12,510 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:12,543 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:12,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-11-23 15:50:12,567 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-11-23 15:50:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:50:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:50:12,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:50:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:50:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:50:12,631 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:12,632 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:12,779 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:12,801 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:50:12,806 INFO L158 Benchmark]: Toolchain (without parser) took 800.85ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 100.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:12,806 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 117.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:12,807 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.93ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 114.3MB in the end (delta: -12.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:50:12,808 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.12ms. Allocated memory is still 142.6MB. Free memory was 114.3MB in the beginning and 112.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:12,809 INFO L158 Benchmark]: Boogie Preprocessor took 48.89ms. Allocated memory is still 142.6MB. Free memory was 112.6MB in the beginning and 111.7MB in the end (delta: 897.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:12,810 INFO L158 Benchmark]: RCFGBuilder took 329.43ms. Allocated memory is still 142.6MB. Free memory was 111.7MB in the beginning and 100.1MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:50:12,814 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory is still 117.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 339.93ms. Allocated memory is still 142.6MB. Free memory was 101.5MB in the beginning and 114.3MB in the end (delta: -12.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.12ms. Allocated memory is still 142.6MB. Free memory was 114.3MB in the beginning and 112.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.89ms. Allocated memory is still 142.6MB. Free memory was 112.6MB in the beginning and 111.7MB in the end (delta: 897.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 329.43ms. Allocated memory is still 142.6MB. Free memory was 111.7MB in the beginning and 100.1MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:50:12,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/reducercommutativity/sum05-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 11bff2dc480380b1206bedd51506b0437b9af4529e78b5beefb811437146f17f --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:15,349 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:15,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:15,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:15,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:15,408 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:15,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:15,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:15,418 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:15,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:15,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:15,425 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:15,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:15,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:15,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:15,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:15,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:15,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:15,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:15,444 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:15,446 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:15,447 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:15,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:15,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:15,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:15,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:15,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:15,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:15,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:15,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:15,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:15,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:15,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:15,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:15,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:15,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:15,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:15,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:15,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:15,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:15,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:15,467 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:50:15,496 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:15,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:15,497 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:15,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:15,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:15,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:15,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:15,499 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:50:15,499 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:50:15,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:15,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:15,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:15,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:15,500 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:50:15,500 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:50:15,500 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:50:15,501 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:50:15,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:15,501 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:15,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:15,501 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:15,502 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:15,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:15,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:15,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:15,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:15,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:15,503 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:50:15,503 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:50:15,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:15,504 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:50:15,504 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:50:15,504 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11bff2dc480380b1206bedd51506b0437b9af4529e78b5beefb811437146f17f [2021-11-23 15:50:15,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:15,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:15,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:15,905 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:15,906 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:15,907 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/reducercommutativity/sum05-2.i [2021-11-23 15:50:15,973 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/data/1a303d2a0/56a82cda422e4d8b9aed6208a3996dd6/FLAG902504bcb [2021-11-23 15:50:16,462 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:16,462 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/sv-benchmarks/c/reducercommutativity/sum05-2.i [2021-11-23 15:50:16,469 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/data/1a303d2a0/56a82cda422e4d8b9aed6208a3996dd6/FLAG902504bcb [2021-11-23 15:50:16,829 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/data/1a303d2a0/56a82cda422e4d8b9aed6208a3996dd6 [2021-11-23 15:50:16,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:16,832 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:16,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:16,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:16,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:16,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:16" (1/1) ... [2021-11-23 15:50:16,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73f62018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:16, skipping insertion in model container [2021-11-23 15:50:16,842 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:16" (1/1) ... [2021-11-23 15:50:16,849 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:16,868 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:17,021 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/sv-benchmarks/c/reducercommutativity/sum05-2.i[1271,1284] [2021-11-23 15:50:17,024 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:17,034 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:17,106 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/sv-benchmarks/c/reducercommutativity/sum05-2.i[1271,1284] [2021-11-23 15:50:17,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:17,123 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:17,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:17 WrapperNode [2021-11-23 15:50:17,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:17,125 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:17,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:17,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:17,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:17" (1/1) ... [2021-11-23 15:50:17,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:17" (1/1) ... [2021-11-23 15:50:17,162 INFO L137 Inliner]: procedures = 18, calls = 22, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 63 [2021-11-23 15:50:17,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:17,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:17,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:17,164 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:17,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:17" (1/1) ... [2021-11-23 15:50:17,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:17" (1/1) ... [2021-11-23 15:50:17,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:17" (1/1) ... [2021-11-23 15:50:17,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:17" (1/1) ... [2021-11-23 15:50:17,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:17" (1/1) ... [2021-11-23 15:50:17,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:17" (1/1) ... [2021-11-23 15:50:17,189 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:17" (1/1) ... [2021-11-23 15:50:17,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:17,193 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:17,193 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:17,193 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:17,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:17" (1/1) ... [2021-11-23 15:50:17,201 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:17,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:17,227 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:17,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:17,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:50:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-11-23 15:50:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-11-23 15:50:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:50:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:50:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:17,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:50:17,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:50:17,352 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:17,354 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:17,514 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:17,539 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:50:17,544 INFO L158 Benchmark]: Toolchain (without parser) took 710.55ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 28.1MB in the beginning and 47.2MB in the end (delta: -19.2MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2021-11-23 15:50:17,545 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 52.4MB. Free memory was 32.1MB in the beginning and 32.1MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:17,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.17ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 27.8MB in the beginning and 48.7MB in the end (delta: -20.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2021-11-23 15:50:17,547 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.08ms. Allocated memory is still 67.1MB. Free memory was 48.7MB in the beginning and 47.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:17,548 INFO L158 Benchmark]: Boogie Preprocessor took 28.97ms. Allocated memory is still 67.1MB. Free memory was 47.0MB in the beginning and 45.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:17,549 INFO L158 Benchmark]: RCFGBuilder took 348.81ms. Allocated memory is still 67.1MB. Free memory was 45.8MB in the beginning and 47.2MB in the end (delta: -1.4MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:17,553 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 52.4MB. Free memory was 32.1MB in the beginning and 32.1MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.17ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 27.8MB in the beginning and 48.7MB in the end (delta: -20.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.08ms. Allocated memory is still 67.1MB. Free memory was 48.7MB in the beginning and 47.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.97ms. Allocated memory is still 67.1MB. Free memory was 47.0MB in the beginning and 45.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 348.81ms. Allocated memory is still 67.1MB. Free memory was 45.8MB in the beginning and 47.2MB in the end (delta: -1.4MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:50:17,617 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af50fdf5-59b7-49fb-8dd5-b38e3f828e3e/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable